A private investigator also called a private eye is an individual hired by people or groups of people to undertake legal investigatory services. Basically, a PI looks for facts and figures, clues, pieces of evidence for the cases of a court or private clients. A difference between a private investigator and private detective is that PD is directly related to police and other legal and official departments whereas PI is not directly related to police or official departments but they also work for civilians as their private clients. A PI might be needed for security purposes or for the protection of certain confidential information. People also hire PI for their personal reasons such as for keeping an eye on their spouses or friends or employees, or for finding someone who’s gone missing. A PI is someone with a skill set, ethics, experience, and tactics necessary to work on and handle a case, and Sydney private investigators are considered some of the best. The reasons for hiring a PI are countless, but the main thing is that private investigators somehow find their way to the bottom of a complicated case.